Samsung Galaxy S II has been announced by Samsung at the MWC 2011. The Galaxy S II has a 4.3-inch Super AMOLED Plus display with 480 x 800 resolution, a 1.2GHz dual-core processor, 1GB of RAM and running on Android 2.3 (Gingerbread) with TouchWiz UI 4.0. Samsung also includes 4 different types of hubs into the device, Social, Readers, Game and Music hub.